JPS6340544Y2 - - Google Patents
Info
- Publication number
- JPS6340544Y2 JPS6340544Y2 JP14424183U JP14424183U JPS6340544Y2 JP S6340544 Y2 JPS6340544 Y2 JP S6340544Y2 JP 14424183 U JP14424183 U JP 14424183U JP 14424183 U JP14424183 U JP 14424183U JP S6340544 Y2 JPS6340544 Y2 JP S6340544Y2
- Authority
- JP
- Japan
- Prior art keywords
- bit
- button
- shaped
- blade
- implanted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000007943 implant Substances 0.000 claims description 11
- 239000011435 rock Substances 0.000 description 18
- 238000005452 bending Methods 0.000 description 7
- 238000005553 drilling Methods 0.000 description 4
- 239000010953 base metal Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14424183U JPS6053888U (ja) | 1983-09-17 | 1983-09-17 | ロツクビツト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14424183U JPS6053888U (ja) | 1983-09-17 | 1983-09-17 | ロツクビツト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6053888U JPS6053888U (ja) | 1985-04-16 |
| JPS6340544Y2 true JPS6340544Y2 (cs) | 1988-10-24 |
Family
ID=30321718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14424183U Granted JPS6053888U (ja) | 1983-09-17 | 1983-09-17 | ロツクビツト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6053888U (cs) |
-
1983
- 1983-09-17 JP JP14424183U patent/JPS6053888U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6053888U (ja) | 1985-04-16 |
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